2542603188 has 48 divisors (see below), whose sum is σ = 6200671680. Its totient is φ = 809862144.

The previous prime is 2542603187. The next prime is 2542603207. The reversal of 2542603188 is 8813062452.

2542603188 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542603187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3906 + ... + 71417.

It is an arithmetic number, because the mean of its divisors is an integer number (129180660).

Almost surely, 2^2542603188 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2542603188, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3100335840).

2542603188 is an abundant number, since it is smaller than the sum of its proper divisors (3658068492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2542603188 is a wasteful number, since it uses less digits than its factorization.

2542603188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75456 (or 75454 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 2542603188 is about 50424.2321508221. The cubic root of 2542603188 is about 1364.8749478215.

The spelling of 2542603188 in words is "two billion, five hundred forty-two million, six hundred three thousand, one hundred eighty-eight".